---
#
# Note: the library role 'tomcat' is a dependency
#
- name: Manage the tomcat main instance
  when: not tomcat_service_enabled
  tags: ['tomcat', 'tomcat_instances']
  block:
    - name: Disable the tomcat main instance
      ansible.builtin.service:
        name: 'tomcat{{ tomcat_version }}'
        state: stopped
        enabled: false

- name: Manage the tomcat user and directory tree
  tags: ['tomcat', 'tomcat_instances']
  block:
    - name: Create a tomcat user for each instance if needed
      ansible.builtin.user:
        name: '{{ item.user }}'
        home: '{{ item.user_home }}'
        createhome: false
        shell: "{{ item.user_shell | default('/bin/false') }}"
      loop: '{{ tomcat_m_instances }}'
      when:
        - not tomcat_m_use_default_user | bool
        - item.user != tomcat_user
      register: tomcat_first_install

    - name: Create a global tomcat user if needed
      ansible.builtin.user:
        name: '{{ tomcat_m_default_user }}'
        home: '{{ tomcat_m_instances_base_path }}'
        createhome: false
        shell: '{{ tomcat_m_default_user_shell }}'
      when:
        - tomcat_m_use_default_user | bool
        - tomcat_m_default_user != tomcat_user
      register: tomcat_first_install

    - name: Create the instances directory trees
      ansible.builtin.file:
        dest: '{{ item.0.instance_path }}/{{ item[1] }}'
        owner: '{{ item.0.user }}'
        group: '{{ item.0.user }}'
        mode: "0755"
        state: directory
      with_nested:
        - '{{ tomcat_m_instances }}'
        - ['common/classes', 'conf/Catalina/localhost', 'conf/policy.d', 'lib', 'server/classes', 'shared/classes', 'webapps', policy]
      register: tomcat_first_install

    - name: Create the tomcat logs base directory
      ansible.builtin.file:
        dest: '{{ tomcat_m_instances_logdir_base }}'
        state: directory
        mode: "0755"
      tags: ['tomcat', 'tomcat_instances', 'tomcat_log_dir']

    - name: Create the instances log dirs
      ansible.builtin.file:
        dest: '{{ tomcat_m_instances_logdir_base }}/{{ item.http_port }}'
        owner: '{{ item.user }}'
        group: '{{ item.user }}'
        mode: '0750'
        state: directory
      loop: '{{ tomcat_m_instances }}'
      register: tomcat_first_install
      when: not tomcat_m_expose_log_directory
      tags: ['tomcat', 'tomcat_instances', 'tomcat_log_dir']

    - name: Create log dirs, readable by the user that runs the http service
      ansible.builtin.file:
        dest: '{{ tomcat_m_instances_logdir_base }}/{{ item.http_port }}'
        owner: '{{ item.user }}'
        group: 'www-data'
        mode: '0750'
        state: directory
      loop: '{{ tomcat_m_instances }}'
      register: tomcat_first_install
      when: tomcat_m_expose_log_directory
      tags: ['tomcat', 'tomcat_instances', 'tomcat_log_dir']

    - name: Create the instances work dirs
      ansible.builtin.file:
        dest: '{{ tomcat_m_cache_base }}/{{ item.http_port }}'
        owner: '{{ item.user }}'
        group: '{{ item.user }}'
        mode: "0755"
        state: directory
      loop: '{{ tomcat_m_instances }}'
      register: tomcat_first_install

    - name: Create links to work dir inside the instances directory tree
      ansible.builtin.file:
        src: '{{ tomcat_m_cache_base }}/{{ item.http_port }}'
        dest: '{{ item.instance_path }}/work'
        state: link
      loop: '{{ tomcat_m_instances }}'
      register: tomcat_first_install

    - name: Create links to log dir inside the instances directory tree
      ansible.builtin.file:
        src: '{{ tomcat_m_instances_logdir_base }}/{{ item.http_port }}'
        dest: '{{ item.instance_path }}/logs'
        state: link
      loop: '{{ tomcat_m_instances }}'
      register: tomcat_first_install

    - name: Create the catalina tmp directory
      ansible.builtin.file:
        dest: '{{ item.catalina_tmp_directory }}'
        state: directory
        owner: '{{ item.user }}'
        group: '{{ item.user }}'
        mode: "0700"
      loop: '{{ tomcat_m_instances }}'
      when: item.catalina_tmp_directory is defined

- name: Populate the instances conf directory
  ansible.builtin.copy:
    src: "{{ item[1] }}"
    dest: "{{ item.0.instance_path }}/conf/{{ item[1] }}"
    owner: "{{ item.0.user }}"
    group: "{{ item.0.user }}"
    mode: "0640"
  with_nested:
    - '{{ tomcat_m_instances }}'
    - ['context.xml']
  notify: tomcat multiple-instances restart
  tags: ['tomcat', 'tomcat_instances']

- name: Install catalina.properties
  ansible.builtin.template:
    src: "{{ item[1] }}.j2"
    dest: "{{ item.0.instance_path }}/conf/{{ item[1] }}"
    owner: "{{ item.0.user }}"
    group: "{{ item.0.user }}"
    mode: "0640"
  with_nested:
    - '{{ tomcat_m_instances }}'
    - ['catalina.properties']
  notify: tomcat multiple-instances restart
  tags: ['tomcat', 'tomcat_instances', 'tomcat_catalina_properties']

- name: Populate the instances conf/policy.d directory
  ansible.builtin.copy:
    src: "policy.d/{{ item[1] }}"
    dest: "{{ item.0.instance_path }}/conf/policy.d/{{ item[1] }}"
    owner: "{{ item.0.user }}"
    group: "{{ item.0.user }}"
    mode: "0640"
  with_nested:
    - '{{ tomcat_m_instances }}'
    - ['01system.policy', '02debian.policy', '03catalina.policy', '04webapps.policy', '50local.policy']
  notify: tomcat multiple-instances restart
  tags: ['tomcat', 'tomcat_instances']

- name: Install logging.properties if we do not use log4j for the tomcat logging
  ansible.builtin.copy:
    src: "{{ item[1] }}"
    dest: "{{ item.0.instance_path }}/conf/{{ item[1] }}"
    owner: "{{ item.0.user }}"
    group: "{{ item.0.user }}"
    mode: "0640"
  with_nested:
    - '{{ tomcat_m_instances }}'
    - ['logging.properties']
  when:
    - tomcat_use_log4j is defined
    - not tomcat_use_log4j | bool
  notify: tomcat multiple-instances restart
  tags: ['tomcat', 'tomcat_instances']

- name: Install the server.xml conf file
  ansible.builtin.template:
    src: tomcat-server.xml.j2
    dest: "{{ item.instance_path }}/conf/server.xml"
    owner: "{{ item.user }}"
    group: "{{ item.user }}"
    mode: "0640"
  loop: '{{ tomcat_m_instances }}'
  notify: tomcat multiple-instances restart
  tags: ['tomcat', 'tomcat_instances', 'tomcat_conf', 'tomcat_serverxml']

- name: Install the web.xml file
  ansible.builtin.template:
    src: tomcat-web.xml.j2
    dest: "{{ item.instance_path }}/conf/web.xml"
    owner: "{{ item.user }}"
    group: "{{ item.user }}"
    mode: "0640"
  with_items: '{{ tomcat_m_instances }}'
  notify: tomcat multiple-instances restart
  tags: ['tomcat', 'tomcat_instances', 'tomcat_conf', 'tomcat_serverxml']

- name: Install the tomcat-admin package if the host-manager or manager apps are required
  ansible.builtin.apt:
    pkg: "tomcat{{ tomcat_version }}-admin"
    state: "{{ tomcat_pkg_state }}"
    cache_valid_time: 1800
  when: tomcat_m_host_manager_install | bool or tomcat_m_manager_install | bool
  tags: ['tomcat', 'tomcat_instances', 'tomcat_conf', 'tomcat_host_manager', 'tomcat_manager']

- name: Install the catalina configuration for the tomcat manager
  ansible.builtin.template:
    src: tomcat-manager.xml.j2
    dest: "{{ item.instance_path }}/conf/Catalina/localhost/manager.xml"
    owner: "{{ item.user }}"
    group: "{{ item.user }}"
    mode: "0640"
  loop: '{{ tomcat_m_instances }}'
  when: tomcat_m_manager_install | bool
  notify: tomcat multiple-instances restart
  tags: ['tomcat', 'tomcat_instances', 'tomcat_conf', 'tomcat_manager']

- name: Install the catalina configuration for the tomcat host manager
  ansible.builtin.template:
    src: tomcat-host-manager.xml.j2
    dest: "{{ item.instance_path }}/conf/Catalina/localhost/host-manager.xml"
    owner: "{{ item.user }}"
    group: "{{ item.user }}"
    mode: "0640"
  loop: '{{ tomcat_m_instances }}'
  when: tomcat_m_host_manager_install | bool
  notify: tomcat multiple-instances restart
  tags: ['tomcat', 'tomcat_instances', 'tomcat_conf', 'tomcat_host_manager']

- name: Install the catalina configuration for the tomcat manager
  ansible.builtin.template:
    src: tomcat-users.xml.j2
    dest: "{{ item.instance_path }}/conf/tomcat-users.xml"
    owner: "{{ item.user }}"
    group: "{{ item.user }}"
    mode: "0640"
  loop: '{{ tomcat_m_instances }}'
  notify: tomcat multiple-instances restart
  tags: ['tomcat', 'tomcat_instances', 'tomcat_conf', 'tomcat_host_manager', 'tomcat_manager']

- name: Install the instances SYSV startup scripts
  ansible.builtin.template:
    src: tomcat-instance.init.j2
    dest: "/etc/init.d/tomcat-instance-{{ item.http_port }}"
    mode: "0755"
    owner: root
    group: root
  loop: '{{ tomcat_m_instances }}'
  when: not tomcat_use_systemd_unit
  register: reload_systemd
  tags: ['tomcat', 'tomcat_instances', 'tomcat_init']

- name: Remove the instances SYSV startup scripts when we prefer the systemd unit
  ansible.builtin.file:
    dest: "/etc/init.d/tomcat-instance-{{ item.http_port }}"
    state: absent
  loop: '{{ tomcat_m_instances }}'
  when: tomcat_use_systemd_unit
  tags: ['tomcat', 'tomcat_instances', 'tomcat_init']

- name: Check if /usr/lib/systemd/system exists
  ansible.builtin.stat:
    path: /usr/lib/systemd/system
  register: systemd_system_path
  tags: ['tomcat', 'tomcat_instances', 'tomcat_init']

- name: Define the installation path of the systemd unit
  ansible.builtin.set_fact:
    systemd_unit_dest_dir: '{% if systemd_system_path.stat.exists %}/usr/lib/systemd/system{% else %}/etc/systemd/system{% endif %}'
  tags: ['tomcat', 'tomcat_instances', 'tomcat_init']

- name: Install the instances systemd unit
  ansible.builtin.template:
    src: tomcat-service.j2
    dest: "{{ systemd_unit_dest_dir }}/tomcat-instance-{{ item.http_port }}.service"
    mode: "0644"
    owner: root
    group: root
  loop: '{{ tomcat_m_instances }}'
  when: tomcat_use_systemd_unit
  register: reload_systemd
  notify: tomcat multiple-instances restart
  tags: ['tomcat', 'tomcat_instances', 'tomcat_init']

- name: Reload the systemd daemon if we are running on a systemd-backed server
  ansible.builtin.systemd:
    daemon-reload: true
  when: reload_systemd
  tags: ['tomcat', 'tomcat_instances', 'tomcat_init']

- name: Install the helper script used by the systemd unit
  ansible.builtin.template:
    src: tomcat-start.sh.j2
    dest: "/usr/libexec/tomcat{{ tomcat_version }}/tomcat-instance-{{ item.http_port }}-start.sh"
    mode: "0755"
    owner: root
    group: root
  loop: '{{ tomcat_m_instances }}'
  when: tomcat_use_systemd_unit
  notify: tomcat multiple-instances restart
  tags: ['tomcat', 'tomcat_instances', 'tomcat_init']

- name: Install the debug conf used by the systemd unit
  ansible.builtin.template:
    src: tomcat-debug.conf.j2
    dest: "/etc/systemd/system/tomcat-instance-{{ item.http_port }}.service.d/debug.conf.disabled"
    mode: "0644"
    owner: root
    group: root
  loop: '{{ tomcat_m_instances }}'
  when: tomcat_use_systemd_unit
  notify: tomcat multiple-instances restart
  tags: ['tomcat', 'tomcat_instances', 'tomcat_init']

- name: Install the tomcat instances default file
  ansible.builtin.template:
    src: tomcat-default.j2
    dest: "/etc/default/tomcat-instance-{{ item.http_port }}"
    mode: "0640"
    owner: root
    group: "{{ item.user }}"
  loop: '{{ tomcat_m_instances }}'
  notify: tomcat multiple-instances restart
  tags: ['tomcat', 'tomcat_instances', 'tomcat_conf', 'tomcat_default', 'jdk', 'tomcat_init']

- name: Install a custom context.xml file
  ansible.builtin.template:
    src: tomcat-context.xml.j2
    dest: "{{ item.instance_path }}/conf/context.xml"
    owner: "{{ item.user }}"
    group: "{{ item.user }}"
    mode: "0640"
  loop: '{{ tomcat_m_instances }}'
  notify: tomcat multiple-instances restart
  when: tomcat_m_jndi_pool | bool
  tags: ['tomcat', 'tomcat_instances', 'tomcat_conf', 'tomcat_contextxml', 'jdk']

- name: Install a logrotate entry for the access log file
  ansible.builtin.template:
    src: tomcat.logrotate.j2
    dest: "/etc/logrotate.d/tomcat_instance-{{ item.http_port }}"
    owner: root
    group: root
    mode: "0644"
  loop: '{{ tomcat_m_instances }}'
  tags: ['tomcat', 'tomcat_instances', 'tomcat_conf']

- name: Install the jmx authorization file
  ansible.builtin.template:
    src: jmxremote.passwd.j2
    dest: "{{ item.instance_path }}/conf/jmxremote.passwd"
    owner: "{{ item.user }}"
    group: "{{ item.user }}"
    mode: "0600"
  loop: '{{ tomcat_m_instances }}'
  when:
    - item.jmx_enabled is defined
    - item.jmx_auth_enabled is defined
    - item.jmx_enabled | bool
    - item.jmx_auth_enabled | bool
  notify: tomcat multiple-instances restart
  tags: ['tomcat', 'tomcat_instances', 'tomcat_jmx']

- name: Install the jmx role file
  ansible.builtin.copy:
    src: jmxremote.access
    dest: "{{ item.instance_path }}/conf/jmxremote.access"
    owner: "{{ item.user }}"
    group: "{{ item.user }}"
    mode: "0644"
  loop: '{{ tomcat_m_instances }}'
  when:
    - item.jmx_enabled is defined
    - item.jmx_auth_enabled is defined
    - item.jmx_enabled | bool
    - item.jmx_auth_enabled | bool
  notify: tomcat multiple-instances restart
  tags: ['tomcat', 'tomcat_instances', 'tomcat_jmx']

- name: Start all the tomcat instances
  ansible.builtin.service:
    name: 'tomcat-instance-{{ item.http_port }}'
    state: started
    sleep: 20
  loop: '{{ tomcat_m_instances }}'
  when:
    - tomcat_first_install.changed | bool
    - tomcat_m_start_instances | bool
  tags: ['tomcat', 'tomcat_instances']
  ignore_errors: true

- name: Enable all the tomcat instances
  ansible.builtin.service:
    name: 'tomcat-instance-{{ item.http_port }}'
    enabled: true
  loop: '{{ tomcat_m_instances }}'
  when: tomcat_m_enable_instances | bool
  tags: ['tomcat', 'tomcat_instances']